CN203236678U - Rotary mold core demolding mechanism for injection mold - Google Patents
Rotary mold core demolding mechanism for injection mold Download PDFInfo
- Publication number
- CN203236678U CN203236678U CN 201320222084 CN201320222084U CN203236678U CN 203236678 U CN203236678 U CN 203236678U CN 201320222084 CN201320222084 CN 201320222084 CN 201320222084 U CN201320222084 U CN 201320222084U CN 203236678 U CN203236678 U CN 203236678U
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Abstract
The utility model discloses a rotary mold core demolding mechanism for an injection mold. The rotary mold core demolding mechanism comprises an upper compound plate and a lower compound plate, wherein a sprue bush is arranged in the upper compound plate; a fixed template is arranged below the upper compound plate; a fixed mold core is arranged in the fixed template; a mold foot is arranged on the lower compound plate; a bearing plate is arranged on the mold foot; a movable template is arranged on the bearing plate; a movable mold core is arranged in the movable template; a plastic part, which is subjected to injection molding and is provided with a thread, is arranged among the movable mold core, the fixed mold core, the fixed template and the movable template; a stopping rib is arranged on the plastic part. The rotary mold core demolding mechanism is characterized in that a spur rack is arranged below the upper compound plate; a baffle is arranged on one side of the lower compound plate; a gear shaft is arranged in the baffle and the mold foot; a transmission gear and a bevel gear wheel are arranged on the gear shaft; the spur rack is meshed with the transmission gear; a driving shaft is arranged in the bearing shaft; a bevel pinion and a driving gear are arranged on the driving shaft; the bevel pinion is meshed with the bevel gear wheel; a driven shaft is arranged below the movable mold core; a driven gear is arranged on the driven shaft and is meshed with the driving gear.
Description
Technical field
The utility model relates to injection mold, particularly relates to the rotary core ejection mechanism of injection mold.
Background technology
Injection mold is when making working of plastics, when the inwall of working of plastics is shaped with internal thread, prior art generally is divided into two kinds, the one, adopt stripper plate or thimble that working of plastics is taken off by force, the shortcoming of its existence is: if the screw thread of working of plastics is higher, when the thread groove of corresponding core is darker, adopt to take off by force and can make the working of plastics fracture, or the internal thread of working of plastics breaks in the core thread groove, and so not only the working of plastics percent defective is high, and affects next mold-closing injection; The 2nd, by driven by motor dynamic model fuse rotation, working of plastics is deviate from, the shortcoming that this structure exists is: the working of plastics demoulding will be after the mould die sinking starter motor, increased the time of the whole action of mould, reduced production efficiency, and motor take the electricity, improved production cost.
Summary of the invention
The purpose of this utility model is the shortcoming that exists in order to overcome prior art, provides a kind of easy to process, saves time, and increases work efficiency the rotary core ejection mechanism of the injection mold that reduces production costs.
The technical scheme of the rotary core ejection mechanism of the utility model injection mold is: comprise compound plate and lower compound plate; in upper compound plate, sprue bush is installed; be equipped with solid plate under the upper compound plate; the cover half fuse is installed in the solid plate; at lower compound plate the mould pin is installed; installation shaft board on the mould pin; moving platen is installed on the shaft bearing plate; the dynamic model fuse is installed in the moving platen; the dynamic model fuse; the cover half fuse; the threaded working of plastics of injection mo(u)lding is arranged between solid plate and the moving platen, be shaped with ending tendon transfer on the working of plastics, it is characterized in that: under the described upper compound plate spur rack is installed; lower compound plate one side is installed baffle plate; mounting teeth wheel shaft in baffle plate and the mould pin is installed travelling gear and bevel gear wheel on the gear shaft, spur rack is meshed with travelling gear; in shaft bearing plate, be provided with driving shaft; bevel pinion and driving gear are installed on the driving shaft, and bevel pinion and bevel gear wheel are meshed, and are shaped with driven shaft under the described dynamic model fuse; be equipped with driven gear on the driven shaft, driven gear is meshed with driving gear.
The utility model discloses the rotary core ejection mechanism of a kind of injection mold; after the working of plastics injection mo(u)lding; lower compound plate band dynamic model pin; baffle plate; gear shaft; shaft bearing plate; moving platen and the backward die sinking of dynamic model fuse; gear shaft band nutating gear is mobile backward in die sinking; produce rotation after the tooth engagement of travelling gear and spur rack; the rotation of travelling gear driven gear axle; gear shaft is through the bevel pinion rotation of bevel gear wheel and driving shaft; bevel pinion drives the driving shaft rotation; driving shaft drives the driving gear rotation, and driving gear drives the driven gear rotation, and driven gear drives driven shaft and the rotation of dynamic model fuse; and working of plastics does not rotate under the ending tendon transfer effect; thereby make the dynamic model fuse in rotary course, working of plastics moves up along hand of spiral, deviates from the dynamic model fuse; and to dropping in the collecting box, finish the demoulding.The rotary core ejection mechanism of this programme injection mold; utilize spur rack band nutating gear during die sinking; again by the meshing relation between each gear; make dynamic model fuse rotating stripping demoulding, save existing by the driven by motor rotation, simple in structure; reduced production cost; and in die sinking, just carry out the demoulding, save time, increase work efficiency.
The rotary core ejection mechanism of the utility model injection mold, described shaft bearing plate one side is installed rack slide, and rack slide matches with spur rack.Rack slide has been arranged, spur rack has been played position-limiting action, avoided rack slide to produce skew.Be equipped with guide pillar on the described mould pin, have the guide pillar hole in solid plate, guide pillar is equipped with guide pin bushing in the hole, and guide pillar matches with guide pin bushing.The guide pillars and bushes cooperation has been arranged, and it is accurate to make mould do folding mould operating position fixing.In the described shaft bearing plate bearing is installed, bearing matches with driven shaft.Reduce the friction of driven shaft, guarantee the mold use life-span.
Description of drawings
Fig. 1 is the matched moulds status architecture schematic diagram of the rotary core ejection mechanism of injection mold;
Fig. 2 is the die opening state structural representation of the rotary core ejection mechanism of injection mold.
The specific embodiment
The utility model relates to the rotary core ejection mechanism of a kind of injection mold; such as Fig. 1-shown in Figure 2; comprise compound plate 1 and lower compound plate 2; sprue bush 3 is installed in upper compound plate; be equipped with solid plate 4 under the upper compound plate; cover half fuse 5 is installed in the solid plate; at lower compound plate 2 mould pin 6 is installed; installation shaft board 7 on the mould pin; moving platen 8 is installed on the shaft bearing plate; dynamic model fuse 9 is installed in the moving platen; dynamic model fuse 9; cover half fuse 5; the threaded working of plastics 10 of injection mo(u)lding is arranged between solid plate 4 and the moving platen 8; be shaped with ending tendon transfer 25 on the working of plastics; it is characterized in that: described upper compound plate is installed spur rack 11 1 time; lower compound plate 2 one sides are installed baffle plate 12; mounting teeth wheel shaft 13 in baffle plate and the mould pin 6; travelling gear 26 and bevel gear wheel 14 are installed on the gear shaft; spur rack 11 is meshed with travelling gear 26; in shaft bearing plate 7, be provided with driving shaft 15; bevel pinion 16 and driving gear 17 are installed on the driving shaft, and bevel pinion and bevel gear wheel 14 are meshed, and described dynamic model fuse is shaped with driven shaft 18 9 times; be equipped with driven gear 19 on the driven shaft, driven gear is meshed with driving gear 17.After working of plastics 10 injection mo(u)ldings, lower compound plate 2 band dynamic model pin 6, baffle plate 12, gear shaft 13, shaft bearing plate 7, moving platen 8 and backward die sinking of dynamic model fuse 9, gear shaft 12 band nutating gears 26 are mobile backward in die sinking, produce rotation after the tooth engagement of travelling gear and spur rack 11,12 rotations of travelling gear driven gear axle, gear shaft is through bevel pinion 16 rotations of bevel gear wheel 14 with driving shaft 15, bevel pinion drives the driving shaft rotation, driving shaft drives driving gear 17 rotations, driving gear drives driven gear 19 rotations, driven gear drives driven shaft 18 and 9 rotations of dynamic model fuse, and working of plastics 10 does not rotate under ending tendon transfer 25 effects, thereby makes the dynamic model fuse in rotary course, working of plastics moves up along hand of spiral, deviate from dynamic model fuse 9, and to dropping in the collecting box, finish the demoulding.The rotary core ejection mechanism of this programme injection mold; utilize spur rack 11 band nutating gears 26 during die sinking; again by the meshing relation between each gear; make dynamic model fuse 9 rotating stripping demouldings, save existing by the driven by motor rotation, simple in structure; reduced production cost; and in die sinking, just carry out the demoulding, save time, increase work efficiency.Described shaft bearing plate 7 one sides are installed rack slide 24, and rack slide matches with spur rack 11.Rack slide 24 has been arranged, spur rack 11 has been played position-limiting action, avoided rack slide 24 to produce skew.Be equipped with guide pillar 20 on the described mould pin 6, have guide pillar hole 21 in solid plate 4, be equipped with guide pin bushing 22 in the guide pillar hole, guide pillar matches with guide pin bushing.Had guide pillar 20 and guide pin bushing 22 to cooperate, it is accurate to make mould do folding mould operating position fixing.Bearing 23 is installed in the described shaft bearing plate 7, and bearing matches with driven shaft 18.Reduce the friction of driven shaft 18, guarantee the mold use life-span.
Claims (4)
1. the rotary core ejection mechanism of injection mold; comprise compound plate (1) and lower compound plate (2); sprue bush (3) is installed in upper compound plate; be equipped with solid plate (4) under the upper compound plate; cover half fuse (5) is installed in the solid plate; at lower compound plate (2) mould pin (6) is installed; installation shaft board (7) on the mould pin; moving platen (8) is installed on the shaft bearing plate; dynamic model fuse (9) is installed in the moving platen; dynamic model fuse (9); cover half fuse (5); between solid plate (4) and the moving platen (8) the threaded working of plastics of injection mo(u)lding (10) is arranged; be shaped with ending tendon transfer (25) on the working of plastics; it is characterized in that: the lower spur rack (11) of installing of described upper compound plate (1); lower compound plate (2) one sides are installed baffle plate (12); mounting teeth wheel shaft (13) in baffle plate and the mould pin (6); travelling gear (26) and bevel gear wheel (14) are installed on the gear shaft; spur rack (11) is meshed with travelling gear (26); in shaft bearing plate (7), be provided with driving shaft (15); bevel pinion (16) and driving gear (17) are installed on the driving shaft; bevel pinion and bevel gear wheel (14) are meshed; be shaped with driven shaft (18) under the described dynamic model fuse (9); be equipped with driven gear (19) on the driven shaft, driven gear is meshed with driving gear (17).
2. the rotary core ejection mechanism of injection mold as claimed in claim 1 is characterized in that: described shaft bearing plate (7) one sides are installed rack slide (24), and rack slide matches with spur rack (11).
3. the rotary core ejection mechanism of injection mold as claimed in claim 1; it is characterized in that: be equipped with guide pillar (20) on the described mould pin (6); have guide pillar hole (21) in solid plate (4), be equipped with guide pin bushing (22) in the guide pillar hole, guide pillar matches with guide pin bushing.
4. the rotary core ejection mechanism of injection mold as claimed in claim 1 is characterized in that: bearing (23) is installed in the described shaft bearing plate (7), and bearing matches with driven shaft (18).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 201320222084 CN203236678U (en) | 2013-04-27 | 2013-04-27 | Rotary mold core demolding mechanism for injection mold |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN 201320222084 CN203236678U (en) | 2013-04-27 | 2013-04-27 | Rotary mold core demolding mechanism for injection mold |
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CN203236678U true CN203236678U (en) | 2013-10-16 |
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CN 201320222084 Expired - Fee Related CN203236678U (en) | 2013-04-27 | 2013-04-27 | Rotary mold core demolding mechanism for injection mold |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103223716A (en) * | 2013-04-27 | 2013-07-31 | 永高股份有限公司 | Injection-molding mould rotary-type-core de-molding mechanism |
CN104842497A (en) * | 2015-04-30 | 2015-08-19 | 苏州乔布注塑工业有限公司 | Injection molding machine |
CN104943076A (en) * | 2015-07-14 | 2015-09-30 | 季音 | Shampoo bottle cap injection mold |
CN105058720A (en) * | 2015-07-31 | 2015-11-18 | 天津银宝山新科技有限公司 | Compact rack-driven rotary de-molding mechanism |
CN107415173A (en) * | 2017-08-18 | 2017-12-01 | 平潭诚信智创科技有限公司 | A kind of easy-to-dismount injection mold with interior overhead structure |
CN107443689A (en) * | 2017-03-29 | 2017-12-08 | 广州市双聚节能科技有限公司 | A kind of multi-purpose new-energy automobile device |
CN109228150A (en) * | 2018-08-09 | 2019-01-18 | 合肥天物金佰包装制品有限公司 | A kind of production mould with internal screw thread EPS package |
-
2013
- 2013-04-27 CN CN 201320222084 patent/CN203236678U/en not_active Expired - Fee Related
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103223716A (en) * | 2013-04-27 | 2013-07-31 | 永高股份有限公司 | Injection-molding mould rotary-type-core de-molding mechanism |
CN103223716B (en) * | 2013-04-27 | 2015-07-08 | 永高股份有限公司 | Injection-molding mould rotary-type-core de-molding mechanism |
CN104842497A (en) * | 2015-04-30 | 2015-08-19 | 苏州乔布注塑工业有限公司 | Injection molding machine |
CN104943076A (en) * | 2015-07-14 | 2015-09-30 | 季音 | Shampoo bottle cap injection mold |
CN104943076B (en) * | 2015-07-14 | 2018-05-11 | 佛山市爱美鑫模塑科技有限公司 | One kind hair washing bottle cap injection mold |
CN108372631A (en) * | 2015-07-14 | 2018-08-07 | 乌鲁木齐九品芝麻信息科技有限公司 | A kind of hair washing bottle cap injection mold and its application method |
CN105058720A (en) * | 2015-07-31 | 2015-11-18 | 天津银宝山新科技有限公司 | Compact rack-driven rotary de-molding mechanism |
CN107443689A (en) * | 2017-03-29 | 2017-12-08 | 广州市双聚节能科技有限公司 | A kind of multi-purpose new-energy automobile device |
CN107415173A (en) * | 2017-08-18 | 2017-12-01 | 平潭诚信智创科技有限公司 | A kind of easy-to-dismount injection mold with interior overhead structure |
CN107415173B (en) * | 2017-08-18 | 2019-06-14 | 佛山博莱瑞汽车部件有限公司 | A kind of easy-to-dismount injection mold with interior overhead structure |
CN109228150A (en) * | 2018-08-09 | 2019-01-18 | 合肥天物金佰包装制品有限公司 | A kind of production mould with internal screw thread EPS package |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131016 Termination date: 20160427 |